package com.itheima.controller;


import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.itheima.common.R;
import com.itheima.pojo.Employee;
import com.itheima.service.EmployeeService;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.util.DigestUtils;
import org.springframework.web.bind.annotation.*;
import javax.servlet.http.HttpServletRequest;
import java.time.LocalDateTime;

@Slf4j
@RestController
@RequestMapping("/employee")
public class EmployeeController {
    @Autowired
    private EmployeeService employeeService;

    @PostMapping("/login")
    public R<Employee> login(HttpServletRequest request,@RequestBody Employee employee){
        R<Employee> r = employeeService.login(request, employee);

        return r;
    }

    @PostMapping("/logout")
    public R<String> logout(HttpServletRequest request){
        request.getSession().removeAttribute("employee");
        return R.success("成功退出!");
    }

    @PostMapping
    public R<String> add(HttpServletRequest request,@RequestBody Employee employee){
        log.info("添加员工信息" + employee.toString());

        employee.setPassword(DigestUtils.md5DigestAsHex("123456".getBytes()));
        /*employee.setCreateTime(LocalDateTime.now());
        employee.setUpdateTime(LocalDateTime.now());
        employee.setCreateUser((Long) request.getSession().getAttribute("employee"));
        employee.setUpdateUser((Long) request.getSession().getAttribute("employee"));*/

        employeeService.save(employee);
        return R.success("添加成功");


    }

    @GetMapping("/page")
    public R<Page> page(int page,int pageSize,String name){
        log.info("page = {}, pageSize = {}, name = {}", page,pageSize,name);

        Page pageInfo = new Page(page,pageSize);

        LambdaQueryWrapper<Employee> queryWrapper = new LambdaQueryWrapper();
        queryWrapper.like(StringUtils.isNotEmpty(name),Employee::getName,name);
        queryWrapper.orderByDesc(Employee::getUpdateTime);

        Page page1 = employeeService.page(pageInfo, queryWrapper);
        return R.success(pageInfo);

    }

    @PutMapping
    public R<String> update(HttpServletRequest request,@RequestBody Employee employee){
        Long employee1 = (Long) request.getSession().getAttribute("employee");
        employee.setUpdateTime(LocalDateTime.now());
        employee.setUpdateUser(employee1);

        employeeService.updateById(employee);
        return R.success("员工信息修改成功");

    }

    @GetMapping("/{id}")
    public R<Employee> getById(@PathVariable long id){
        Employee byId = employeeService.getById(id);
        if (byId != null){
            return R.success(byId);
        }
        return R.error("没有员工信息");
    }

}
